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Alert on amount of time a slave is behind (Steven Kreuzer)
git-svn-id: https://nagiosplug.svn.sourceforge.net/svnroot/nagiosplug/nagiosplug/trunk@1324 f882894a-f735-0410-b71e-b25c423dba1c
This commit is contained in:
Ton Voon
parent
edf94c7d2a
commit
1c229b2c45
3 changed files with 72 additions and 21 deletions
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@ -175,3 +175,4 @@ Serhan Kiymaz
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Gerhard Lausser
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Jon Vandegrift
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Jason Crawford
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Steven Kreuzer
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@ -6,7 +6,7 @@
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* License: GPL
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* Copyright (c) 1999 Didi Rieder (adrieder@sbox.tu-graz.ac.at)
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* portions (c) 2000 Karl DeBisschop (kdebisschop@users.sourceforge.net)
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*
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*
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* $Id$
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*
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* Description:
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@ -16,10 +16,10 @@
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const char *progname = "check_mysql";
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const char *revision = "$Revision$";
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const char *copyright = "1999-2004";
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const char *copyright = "1999-2006";
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const char *email = "nagiosplug-devel@lists.sourceforge.net";
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#define SLAVERESULTSIZE 40
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#define SLAVERESULTSIZE 70
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#include "common.h"
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#include "utils.h"
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@ -33,15 +33,16 @@ char *db_host = NULL;
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char *db_pass = NULL;
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char *db = NULL;
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unsigned int db_port = MYSQL_PORT;
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int check_slave = 0;
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int check_slave = 0, warn_sec = 0, crit_sec = 0;
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int verbose = 0;
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thresholds *my_threshold = NULL;
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int process_arguments (int, char **);
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int validate_arguments (void);
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void print_help (void);
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void print_usage (void);
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int
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main (int argc, char **argv)
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{
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@ -137,37 +138,60 @@ main (int argc, char **argv)
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} else {
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/* mysql 4.x.x */
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int slave_io_field = -1 , slave_sql_field = -1, i, num_fields;
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int slave_io_field = -1 , slave_sql_field = -1, seconds_behind_field = -1, i, num_fields;
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MYSQL_FIELD* fields;
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num_fields = mysql_num_fields(res);
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fields = mysql_fetch_fields(res);
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for(i = 0; i < num_fields; i++)
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{
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if (0 == strcmp(fields[i].name, "Slave_IO_Running"))
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{
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for(i = 0; i < num_fields; i++) {
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if (strcmp(fields[i].name, "Slave_IO_Running") == 0) {
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slave_io_field = i;
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continue;
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}
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if (0 == strcmp(fields[i].name, "Slave_SQL_Running"))
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{
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if (strcmp(fields[i].name, "Slave_SQL_Running") == 0) {
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slave_sql_field = i;
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continue;
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}
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if (strcmp(fields[i].name, "Seconds_Behind_Master") == 0) {
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seconds_behind_field = i;
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continue;
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}
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}
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if ((slave_io_field < 0) || (slave_sql_field < 0) || (num_fields == 0))
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{
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if ((slave_io_field < 0) || (slave_sql_field < 0) || (num_fields == 0)) {
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mysql_free_result (res);
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mysql_close (&mysql);
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die (STATE_CRITICAL, "Slave status unavailable\n");
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}
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snprintf (slaveresult, SLAVERESULTSIZE, "Slave IO: %s Slave SQL: %s", row[slave_io_field], row[slave_sql_field]);
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snprintf (slaveresult, SLAVERESULTSIZE, "Slave IO: %s Slave SQL: %s Seconds Behind Master: %s", row[slave_io_field], row[slave_sql_field], row[seconds_behind_field]);
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if (strcmp (row[slave_io_field], "Yes") != 0 || strcmp (row[slave_sql_field], "Yes") != 0) {
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mysql_free_result (res);
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mysql_close (&mysql);
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die (STATE_CRITICAL, "%s\n", slaveresult);
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}
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if (verbose >=3) {
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if (seconds_behind_field == -1) {
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printf("seconds_behind_field not found\n");
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} else {
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printf ("seconds_behind_field(index %d)=%s\n", seconds_behind_field, row[seconds_behind_field]);
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}
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}
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if ((seconds_behind_field != -1) && (strcmp (row[seconds_behind_field], "NULL") != 0)) {
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double value = atof(row[seconds_behind_field]);
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int status;
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status = get_status(value, my_threshold);
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if (status == STATE_WARNING) {
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printf("SLOW_SLAVE %s: %s\n", _("WARNING"), slaveresult);
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exit(STATE_WARNING);
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} else if (status == STATE_CRITICAL) {
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printf("SLOW_SLAVE %s: %s\n", _("CRITICAL"), slaveresult);
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exit(STATE_CRITICAL);
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}
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}
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}
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/* free the result */
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@ -193,6 +217,8 @@ int
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process_arguments (int argc, char **argv)
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{
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int c;
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char *warning = NULL;
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char *critical = NULL;
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int option = 0;
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static struct option longopts[] = {
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@ -201,6 +227,8 @@ process_arguments (int argc, char **argv)
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{"username", required_argument, 0, 'u'},
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{"password", required_argument, 0, 'p'},
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{"port", required_argument, 0, 'P'},
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{"critical", required_argument, 0, 'c'},
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{"warning", required_argument, 0, 'w'},
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{"check-slave", no_argument, 0, 'S'},
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{"verbose", no_argument, 0, 'v'},
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{"version", no_argument, 0, 'V'},
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@ -212,7 +240,7 @@ process_arguments (int argc, char **argv)
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return ERROR;
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while (1) {
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c = getopt_long (argc, argv, "hVSP:p:u:d:H:", longopts, &option);
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c = getopt_long (argc, argv, "hvVSP:p:u:d:H:c:w:", longopts, &option);
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if (c == -1 || c == EOF)
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break;
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@ -241,12 +269,21 @@ process_arguments (int argc, char **argv)
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case 'S':
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check_slave = 1; /* check-slave */
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break;
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case 'w':
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warning = optarg;
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break;
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case 'c':
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critical = optarg;
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break;
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case 'V': /* version */
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print_revision (progname, revision);
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exit (STATE_OK);
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case 'h': /* help */
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print_help ();
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exit (STATE_OK);
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case 'v':
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verbose++;
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break;
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case '?': /* help */
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usage2 (_("Unknown argument"), optarg);
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}
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@ -254,6 +291,8 @@ process_arguments (int argc, char **argv)
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c = optind;
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set_thresholds(&my_threshold, warning, critical);
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while ( argc > c ) {
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if (strlen(db_host) == 0)
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@ -326,7 +365,11 @@ print_help (void)
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==> IMPORTANT: THIS FORM OF AUTHENTICATION IS NOT SECURE!!! <==\n\
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Your clear-text password will be visible as a process table entry\n\
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-S, --check-slave\n\
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Check if the slave thread is running properly.\n"));
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Check if the slave thread is running properly.\n\
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-w, --warning\n\
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Exit with WARNING status if slave server is more then INTEGER seconds behind master\n\
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-c, --critical\n\
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Exit with CRITICAL status if slave server is more then INTEGER seconds behind master\n"));
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printf (_("\n\
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There are no required arguments. By default, the local database with\n\
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@ -19,7 +19,7 @@ use vars qw($tests);
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plan skip_all => "check_mysql not compiled" unless (-x "check_mysql");
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plan tests => 7;
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plan tests => 10;
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my $bad_login_output = '/Access denied for user /';
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my $mysqlserver = getTestParameter(
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@ -58,10 +58,17 @@ SKIP: {
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}
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SKIP: {
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skip "No mysql server with slaves defined", 2 unless $with_slave;
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skip "No mysql server with slaves defined", 5 unless $with_slave;
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$result = NPTest->testCmd("./check_mysql -H $with_slave $with_slave_login");
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cmp_ok( $result->return_code, '==', 0, "Login okay");
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$result = NPTest->testCmd("./check_mysql -S -H $with_slave $with_slave_login");
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cmp_ok( $result->return_code, "==", 0, "Slaves okay" );
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$result = NPTest->testCmd("./check_mysql -S -H $with_slave $with_slave_login -w 60");
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cmp_ok( $result->return_code, '==', 0, 'Slaves are not > 60 seconds behind');
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$result = NPTest->testCmd("./check_mysql -S -H $with_slave $with_slave_login -w 60:");
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cmp_ok( $result->return_code, '==', 1, 'Alert warning if < 60 seconds behind');
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like( $result->output, "/^SLOW_SLAVE WARNING:/", "Output okay");
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}
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